/* pages/change/fileChange.wxss */
.b{
  height: 580rpx;
  width: 400px;
  margin-right: 10px;
  margin-left: 14px;
  margin-top: 8px;
  background-color: #ffffff;
  border: 1px solid #d7d8da;
  display: flex;
  flex-direction: column;
}
.b1{
  background-color: rgb(75, 197, 38);
  height: 60px;
  margin: 20px;
  color: white;
  font-size: 20px;
  border-radius: 20px;
}